Pentafluorophenylazolopyrimidines
The novel compounds of formula I ##STR1## (A and R.sup.1 through R.sup.4 are defined in the specification) show selective fungicidal activity. The new compounds are obtainable by a new synthetic method and processed with carriers and adjuvants to fungicidal compositions.
Latest American Cyanamid Company Patents:
Claims
1. A compound of formula IV ##STR14## in which R.sup.4 is a hydrogen atom or an alkyl or phenyl group and A is N.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
4567263 | January 28, 1986 | Eicken et al. |
0550113A2 | July 1993 | EPX |
Patent History
Patent number: 5817663
Type: Grant
Filed: Oct 7, 1996
Date of Patent: Oct 6, 1998
Assignee: American Cyanamid Company (Madison, NJ)
Inventors: Klaus Jurgen Pees (Mainz), Peter Liers (Munster-Sarmshein), Cornelia Karla (Ingelheim)
Primary Examiner: Mark L. Berch
Attorney: Gregory M. Hill
Application Number: 8/729,704
Type: Grant
Filed: Oct 7, 1996
Date of Patent: Oct 6, 1998
Assignee: American Cyanamid Company (Madison, NJ)
Inventors: Klaus Jurgen Pees (Mainz), Peter Liers (Munster-Sarmshein), Cornelia Karla (Ingelheim)
Primary Examiner: Mark L. Berch
Attorney: Gregory M. Hill
Application Number: 8/729,704
Classifications
Current U.S. Class:
Ring Nitrogen Is Shared By Two Cyclos (544/263);
The Additional Hetero Ring Is 1,3-diazine (including Hydrogenated) (540/600);
Four Or More Ring Nitrogens In The Bicyclo Ring System (544/118);
Ring Nitrogen Is Shared By The Two Cyclos (544/281)
International Classification: C07D48704; A01N 4390;
International Classification: C07D48704; A01N 4390;